MOLLUSCA* 
m 
SiiboidCr LlM^iOffitLAi 
Aurtculacea. 
Aleicia (Leach). M. Boiirguignat enumerates twenty-one sj>ecies, all being 
recent, and most of them Europfednj soirie are froiii the Azores, Madeitd, 
fend Canary Islands. He includes the genus Leucmia (Gray) and some of 
Pfeiffer’s Marinula, in which we agree with him. Four species have been 
found in Algeria, viz. A. myosotis (Drap.), Malac. Algdr. v. pi. 8. figs. 20-22; 
A. micheli (Mittre), figs. 34-39; A.Jirmini (Paylr.), figs. 40-44; and a new 
species, A. olycricu, iv. p. 141, v. pi. 8. figs. 23-30, common in Algeria. 
Marinula (an Pedipes ?) forestieri, Mohtrouzier, Jourh. Conch, p. 281, pi. 10; 
fig. 1 ; previously named Pedipes forestieri in the same journal, p. 41. From 
Art Island, New Caledonia. 
Melampus tetricus, Morelet, Jouril. Conch, p. 290, New South Wales. 
CarycJiium. Also of thie genus M. I^ourguignat (Malac. Alg^r. iv. pjf. 129- 
131) has enumerated the known species, which amount to ten recenj; and 
fifteen foSsil ones, after those without eyes from the caves cf Carriiola 
{Zospeiim) have been excluded. Two species are found in Algeria^ vi2. C, 
minimum (Miill.) and C. tyidentatum (Risso, sp.). 
Carychium hoysianiim, Benson, Anb. & Mag. Nat. Hist. 1884, xiii. p. 210, 
Agra. 
Coilostele, g. tl., Benson, Ann. & Mag. Nat. Hist. 1864j xiii. p. 186; the 
inner part of the whorls resorbed as in other Auriculacea\ the characters 
given by the author are insufficient to distinguish this genus from, or to show 
its affinity to, the known genera of Auriculidce. C, scalaris, Benson, 1. c., 
Bundelkund. 
Limna^acea. 
Limnceus ohliquus, Martens, Mai. BVitt. p. 116, pi. 3. figs. 9, 10. Lake Issyk- 
kul in Central Asia; allied to L. ovatus; very thick. 
Physa. Seven species are enumerated and figured by Bourguignat, Malac. 
Alger, iv. pp. 169-178, from Algeria: viz.^ acuta (Dtal).), pi. 10. figs. 34-36; 
suhopdca (Lam.), f. 37 ; contorta (Mich.), figs. 38-40 ; raymondiana (Bourg. 
1856), figs. 41, 42 ; broccJii (Ehrenberg), figs. 45, 46 ; truncaia (Fdr.), figs. 
47-49; and hrondeli (Bourg. 1856), figs. 43, 44. 
Physa infata, Adams knd Angas, Proc. Zool. Soc. 1864, p. 39^ Wakefield 
River, S. Australia. 
Planorhis. M. Bourguignat, Malacol. Algir., distinguishes seventeen 
Algerian species : — 
Group of corncus ; Pi. metidjensis (Forbes), v. pi. 9. figs. 1-3 ; PI. dufouH 
(OiY^\\&) — lefiatoriim (P.oQm\.)-=meiidJensis (Morelet, non Forbes), pi. 9. figs. 
' 4-9; PI. aclopus (Bourg. 1859), pi. 9. figs. 10-12; PI. eucJielius, Bourg. 
p. 150, pi. 9. figs. 13-16. 
Group of carinatus: PI. complanatuSf L. i^ — maryinatus., Drap., including ai 
varieties PI. siihmarginatus, Jan, et PI. marmoratiis, Mich.), figs. 17-26; dnd 
PL suhanyrdatusy Phil., figs. 27-30. 
Group of vortex: the two European PI. spirorhis (L. sp., Miill.) and UPl. 
^diundatus {VoivQt) = leucostoma (Millet, Rossni.)^ pi. 10. figs. 1-4 and 5-S. 
